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/*-
* This file is in the public domain.
* $FreeBSD: release/9.1.0/sys/cam/scsi/scsi_iu.h 139743 2005-01-05 22:34:37Z imp $
*/
#ifndef _SCSI_SCSI_IU_H
#define _SCSI_SCSI_IU_H 1
struct scsi_status_iu_header
{
u_int8_t reserved[2];
u_int8_t flags;
#define SIU_SNSVALID 0x2
#define SIU_RSPVALID 0x1
u_int8_t status;
u_int8_t sense_length[4];
u_int8_t pkt_failures_length[4];
u_int8_t pkt_failures[1];
};
#define SIU_PKTFAIL_OFFSET(siu) 12
#define SIU_PKTFAIL_CODE(siu) (scsi_4btoul((siu)->pkt_failures) & 0xFF)
#define SIU_PFC_NONE 0
#define SIU_PFC_CIU_FIELDS_INVALID 2
#define SIU_PFC_TMF_NOT_SUPPORTED 4
#define SIU_PFC_TMF_FAILED 5
#define SIU_PFC_INVALID_TYPE_CODE 6
#define SIU_PFC_ILLEGAL_REQUEST 7
#define SIU_SENSE_OFFSET(siu) \
(12 + (((siu)->flags & SIU_RSPVALID) \
? scsi_4btoul((siu)->pkt_failures_length) \
: 0))
#define SIU_TASKMGMT_NONE 0x00
#define SIU_TASKMGMT_ABORT_TASK 0x01
#define SIU_TASKMGMT_ABORT_TASK_SET 0x02
#define SIU_TASKMGMT_CLEAR_TASK_SET 0x04
#define SIU_TASKMGMT_LUN_RESET 0x08
#define SIU_TASKMGMT_TARGET_RESET 0x20
#define SIU_TASKMGMT_CLEAR_ACA 0x40
#endif /*_SCSI_SCSI_IU_H*/